ref: Remove SentryIntegrationProtocol from public API

[noahsmartin]

Remove SentryIntegrationProtocol from public API

#skip-changelog

Closes #6661

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
3968	1	3967	26

View the top 1 failed test(s) by shortest run time

iOS_SwiftUI_UITests.FeedbackUITests::testWidgetDisplayInSwiftUIApp

Stack Traces | 0s run time

.../iOS-SwiftUI/iOS-SwiftUI-UITests/FeedbackUITests.swift:14 - Failed to get matching snapshots: Timed out while evaluating UI query.

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[philipphofmann]

LGTM

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1192.81 ms	1216.50 ms	23.69 ms
Size	23.75 KiB	1023.81 KiB	1000.06 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
3279d4e	1215.76 ms	1256.45 ms	40.69 ms
37183fe	1212.33 ms	1238.92 ms	26.59 ms
80a5166	1224.49 ms	1251.29 ms	26.80 ms
0b5fd21	1237.52 ms	1251.36 ms	13.84 ms
8745cc0	1228.13 ms	1250.48 ms	22.35 ms
ebc72be	1221.24 ms	1249.66 ms	28.42 ms
0b6776b	1230.18 ms	1262.06 ms	31.88 ms
6e99155	1223.96 ms	1249.25 ms	25.29 ms
e8f9a1d	1229.02 ms	1264.17 ms	35.15 ms
535ebd9	1194.59 ms	1219.84 ms	25.26 ms

App size

Revision	Plain	With Sentry	Diff
3279d4e	23.75 KiB	938.32 KiB	914.57 KiB
37183fe	23.75 KiB	913.63 KiB	889.87 KiB
80a5166	23.75 KiB	904.53 KiB	880.78 KiB
0b5fd21	23.75 KiB	912.78 KiB	889.03 KiB
8745cc0	23.74 KiB	971.81 KiB	948.07 KiB
ebc72be	23.75 KiB	908.22 KiB	884.47 KiB
0b6776b	23.75 KiB	968.23 KiB	944.49 KiB
6e99155	23.75 KiB	963.18 KiB	939.43 KiB
e8f9a1d	23.75 KiB	969.78 KiB	946.04 KiB
535ebd9	23.75 KiB	1008.67 KiB	984.92 KiB